expression, i-adjective
Describes something that is not superficial; often used for knowledge, meaning, or a person's character. Similar to 奥深い, but this phrase emphasizes the depth as a quality.
See also: 奥深い
彼の話はいつも奥の深い内容だ。
His stories always have profound content.
この問題は見かけよりずっと奥の深い。
This problem is much deeper than it looks.